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SHARE-BASED AWARDS (Schedule of Share-Based Compensation Expense) (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2022
CNY (¥)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
SHARE-BASED AWARDS        
Share-based compensation ¥ (5,919) $ (858) ¥ 14,680 ¥ 20,621
General and Administrative Expense [Member]        
SHARE-BASED AWARDS        
Share-based compensation (6,424) (931) 12,565 17,553
Selling Expenses [Member]        
SHARE-BASED AWARDS        
Share-based compensation ¥ 505 $ 73 ¥ 2,115 ¥ 3,068